Semilunar valves of heart open during...

Semilunar valves of heart open during

joint diastole

Atrial Systole

Ventricular Systole

Ventricular diastole

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Semilunar valves close when

Semilunar valves open during ventricular diastole.

Which is correct about joint diastole? a. Bicuspid and tricuspid valves are open b. Bicuspid and tricuspid valves are closed c. Semilunar valves are open d. Semilunar valves are closed

Semilunar valve is present in

Read the following statement and choose the correct option. A. The first heart sound (lub) is associated with the closure of both semilunar valves. The duration between the adjacent second heart sound and first heart sound is 0.3 seconds C. The cardiac output is the stroke volume multiplied by the number of heartbeats per minute.

The ventricles relax and the ventricular pressure falls causing the closure of semilunar valves , the above events are related to

Read the following statements : A. The action potential generated by the SA node stimulates both ventricles to undergo simultaneous contraction. B. The heart sound Lubb is associated with the closure of both semilunar valves. C. The QRS complex in ECG represents the depolarization of the ventricles. Select the appropriate option from the following :

Read the given statements and select the correct option w.r.t. true and false : br (a) Duration of each cardiac cycle is 0.8 seconds which can be altered in fear or fight conditions, br (b) Rapid passive ventricular filling takes place when auricles are in diastole and auriculoventricular valves remain closed, br (c) Semilunar valves open when intraventricular pressure exceeds the pressure within aorta, br (d) Sinoatrial node comprises of autoexcitable tissue.

Atrioventricular valves are opened due to

Assertion : In joint diastole, all the four chamber of heart are in relaxed state. Reason : The tricuspid and bicuspid valves are open and semilunar valves are closed at this stage.

AAKASH INSTITUTE ENGLISH-TEST 5-EXAMPLE

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